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Materials: Properties and IS
coding of various materials, Selection of materials from properties and economic
aspects.
Manufacturing aspects in Design: Selection of
manufacturing processes on the basis of design and economy, influence of rate of
production, standard size, influence of limits, fits, tolerance of and surface
finish. Change in the shape of the designed element of facilitate its
production, Design of castings, working drawing
Design for
strength: Allowable stresses, detailed discussion on factor of safety
(factor of ignorance): Stress concentration, causes and mitigation. Introduction
of various design considerations like strength, stiffness, weight, cost, space
etc., concept of fatigue failures.
Design of machine elements subjected to
direct stress, Pin cotter and keyed joints, Design of screw fastening.
Design
of members in Bending: Beams, levers and laminated springs.
Design of members
in forsion: Shafts and Shaft couplings.
Design of shafts, brackets under
combined stresses, calculation of transverse and tensional deflections. Screw
fasteners subjected to eccentric loading
Reference
Books:
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Elements of Machine Design, N.C.Pandya &
C.S.Shah, Charotar Book
Stall, Anand.
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Design of Machine Elements;
V.B.Bhandari, Tata McGraw Hill Publishing Co.
Ltd.
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'Mechanical Machine Design; R.C.Bahl &
V.K.Goyal, Standard Publishing
Distributors, Delhi
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'Mechanical Engineering Design; J.E.Shigley,McGraw Hill Book Co.
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Machine Design;
K.K.Puraja, B.L.Juneja & N.C.Bhandari, Dhanpat Rai
& Sons, Delhi
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